Duff CM31640Z Zinc Skeg Anode for Mercury/Mercruiser | 4Boats

Cast zinc skeg anode engineered to protect standard Mercury/Mercruiser and Honda skegs from galvanic corrosion.

• Part number: CM31640Z
• Material: high-grade zinc — suitable for saltwater
• Compatibility: Mercury/Mercruiser & Honda standard skeg
• Function: sacrificial anode to prevent electrochemical corrosion
• Fit: direct bolt-on replacement for standard skeg profiles
• Supply: sold individually
• Construction: OEM-style casting for correct fit and contact

Replace worn anodes as part of regular maintenance to ensure lasting protection of the lower unit and skeg.